1460257721015 has 4 divisors (see below), whose sum is σ = 1752309265224. Its totient is φ = 1168206176808.

The previous prime is 1460257720979. The next prime is 1460257721099. The reversal of 1460257721015 is 5101277520641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1460257721015 - 2⁸ = 1460257720759 is a prime.

It is a super-2 number, since 2×1460257721015² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146025772097 + ... + 146025772106.

It is an arithmetic number, because the mean of its divisors is an integer number (438077316306).

Almost surely, 2^{1460257721015} is an apocalyptic number.

1460257721015 is a deficient number, since it is larger than the sum of its proper divisors (292051544209).

1460257721015 is an equidigital number, since it uses as much as digits as its factorization.

1460257721015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292051544208.

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 1460257721015 in words is "one trillion, four hundred sixty billion, two hundred fifty-seven million, seven hundred twenty-one thousand, fifteen".